Bio-chemical oxygen demand ?

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Environmental Study

easy

What is Bio-chemical oxygen demand ?

Option A

Option B

Option C

Option D

Solution

The amount of oxygen required by bacteria to break down the organic matter present in a certain volume of a sample of water, is called Biochemical Oxygen Demand ($BOD$).

Standard 11

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What is Bio-chemical oxygen demand ?

Solution

Similar Questions

What is green fuel ? Give the information about waste recycling.

A large number of fish are suddenly found floating dead on a lake. There is no evidence of toxic dumping but you find an abundance of phytoplankton. Suggest a reason for the fish kill.

Give the two names of herbicides.

What is smog? How is classical smog different from photochemical smogs ?

What are the harmful effects of photochemical smog and how can they be controlled?

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